APA Style
Covey, Franklin. (2006).
Execution : essential .
New York:
Franklin Covey.
Chicago Style
Covey, Franklin.
Execution : essential.
New York:
Franklin Covey,
2006.
Text.
MLA Style
Covey, Franklin.
Execution : essential.
New York:
Franklin Covey,
2006.
Text.
Turabian Style
Covey, Franklin.
Execution : essential.
New York:
Franklin Covey,
2006.
Print.